This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:32:39,091 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:32:39,167 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:32:39,174 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:32:39,174 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:32:39,207 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:32:39,208 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:32:39,209 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:32:39,209 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:32:39,210 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:32:39,212 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:32:39,212 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:32:39,212 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:32:39,213 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:32:39,216 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:32:39,217 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:32:39,217 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:32:39,217 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:32:39,217 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:32:39,218 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:32:39,218 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:32:39,218 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:32:39,218 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:32:39,219 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:32:39,219 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:32:39,219 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:32:39,219 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:32:39,220 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:32:39,220 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:32:39,220 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:32:39,220 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:32:39,220 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:32:39,573 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:32:39,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:32:39,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:32:39,605 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:32:39,606 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:32:39,608 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound1.yml/witness-2.1.yml [2024-10-15 15:32:39,662 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:32:39,663 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:32:39,663 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound1.c [2024-10-15 15:32:41,387 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:32:41,589 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:32:41,590 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound1.c [2024-10-15 15:32:41,600 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/f47606c40/f023c17ce8754fa0b0c6a1211970cc01/FLAGfd0b85c00 [2024-10-15 15:32:41,619 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/f47606c40/f023c17ce8754fa0b0c6a1211970cc01 [2024-10-15 15:32:41,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:32:41,621 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:32:41,623 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:32:41,623 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:32:41,631 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:32:41,632 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:32:39" (1/2) ... [2024-10-15 15:32:41,634 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f1775b5 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:32:41, skipping insertion in model container [2024-10-15 15:32:41,634 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:32:39" (1/2) ... [2024-10-15 15:32:41,636 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@34ed1589 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:32:41, skipping insertion in model container [2024-10-15 15:32:41,636 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:32:41" (2/2) ... [2024-10-15 15:32:41,637 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f1775b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:41, skipping insertion in model container [2024-10-15 15:32:41,637 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:32:41" (2/2) ... [2024-10-15 15:32:41,648 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:32:41,649 INFO L1541 ArrayList]: Loop invariant at [L36-L46] (((((z == y) && (0 <= k)) && (k <= 1)) && (x == 1)) && (c == 1)) [2024-10-15 15:32:41,652 INFO L1541 ArrayList]: Function contract at [L12]: requires null, ensures (cond != 0) [2024-10-15 15:32:41,652 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= cond), ensures (1 <= cond) [2024-10-15 15:32:41,686 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:32:41,867 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound1.c[546,559] [2024-10-15 15:32:41,886 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:32:41,895 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-10-15 15:32:41,932 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound1.c[546,559] Start Parsing Local [2024-10-15 15:32:41,942 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:32:41,957 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:32:41,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:41 WrapperNode [2024-10-15 15:32:41,958 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:32:41,959 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:32:41,959 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:32:41,959 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:32:41,965 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:41" (1/1) ... [2024-10-15 15:32:41,972 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:41" (1/1) ... [2024-10-15 15:32:41,978 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:32:41,978 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:32:41,979 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:32:41,979 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:32:41,979 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:32:41,988 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:41" (1/1) ... [2024-10-15 15:32:41,988 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:41" (1/1) ... [2024-10-15 15:32:41,989 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:41" (1/1) ... [2024-10-15 15:32:41,995 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-10-15 15:32:41,996 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:41" (1/1) ... [2024-10-15 15:32:41,996 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:41" (1/1) ... [2024-10-15 15:32:42,003 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:41" (1/1) ... [2024-10-15 15:32:42,010 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:41" (1/1) ... [2024-10-15 15:32:42,011 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:41" (1/1) ... [2024-10-15 15:32:42,012 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:41" (1/1) ... [2024-10-15 15:32:42,014 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:32:42,014 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:32:42,015 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:32:42,015 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:32:42,015 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:41" (1/1) ... [2024-10-15 15:32:42,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:32:42,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:32:42,046 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-15 15:32:42,049 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-15 15:32:42,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:32:42,095 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-15 15:32:42,095 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-15 15:32:42,095 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:32:42,096 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:32:42,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:32:42,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:32:42,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:32:42,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:32:42,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:32:42,096 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-15 15:32:42,096 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-15 15:32:42,165 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:32:42,167 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:32:42,352 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:32:42,369 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:32:42,402 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:32:42,403 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-15 15:32:42,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:32:42 BoogieIcfgContainer [2024-10-15 15:32:42,403 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:32:42,404 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:32:42,404 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:32:42,405 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:32:42,405 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:32:39" (1/4) ... [2024-10-15 15:32:42,406 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7aabca24 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:32:42, skipping insertion in model container [2024-10-15 15:32:42,407 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:32:41" (2/4) ... [2024-10-15 15:32:42,407 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7aabca24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:32:42, skipping insertion in model container [2024-10-15 15:32:42,407 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:41" (3/4) ... [2024-10-15 15:32:42,407 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7aabca24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:32:42, skipping insertion in model container [2024-10-15 15:32:42,408 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:32:42" (4/4) ... [2024-10-15 15:32:42,409 INFO L79 RefereeObserver]: Analyzing ICFG geo1-ll_valuebound1.c [2024-10-15 15:32:42,413 INFO L113 InvariantChecker]: Found 1 loops. [2024-10-15 15:32:42,414 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-10-15 15:32:42,414 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-10-15 15:32:42,414 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-10-15 15:32:42,414 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-10-15 15:32:42,414 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-10-15 15:32:42,414 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-10-15 15:32:42,415 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-10-15 15:32:42,415 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location, 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head [2024-10-15 15:32:42,467 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-10-15 15:32:42,468 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:42,468 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:42,469 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:42,470 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:42,472 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,486 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-10-15 15:32:42,487 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,487 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:42,487 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:42,488 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:42,494 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:42,513 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:32:42,534 INFO L309 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-10-15 15:32:42,535 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:42,535 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:42,536 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:42,536 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:42,536 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,558 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-10-15 15:32:42,560 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,561 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:42,561 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:42,561 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:42,563 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:42,569 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:42,583 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-10-15 15:32:42,587 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:42,587 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:42,587 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:42,587 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:42,588 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,598 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-10-15 15:32:42,599 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,599 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:42,599 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:42,599 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:42,600 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:42,607 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:42,618 INFO L309 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-10-15 15:32:42,619 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:42,619 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:42,619 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:42,620 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:42,620 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,635 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-10-15 15:32:42,635 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,635 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:42,636 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:42,636 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:42,636 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:42,646 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:42,673 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:32:42,674 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:42,674 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:42,674 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:42,674 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:42,674 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,677 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:32:42,677 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,677 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:42,678 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:42,678 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:42,678 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:42,680 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:42,693 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:32:42,693 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:42,694 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:42,694 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:42,694 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:42,694 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,696 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:32:42,697 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,697 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:42,697 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:42,697 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:42,699 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:42,701 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:32:42,707 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:32:42,708 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:42,708 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:42,708 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:42,708 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:42,709 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,710 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:32:42,710 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:42,710 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:42,710 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:42,710 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:42,710 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:42,712 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:32:42,716 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-10-15 15:32:42,718 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7aabca24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:32:42, skipping insertion in model container [2024-10-15 15:32:42,718 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:32:42,720 INFO L158 Benchmark]: Toolchain (without parser) took 1097.88ms. Allocated memory is still 75.5MB. Free memory was 37.3MB in the beginning and 47.0MB in the end (delta: -9.7MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2024-10-15 15:32:42,721 INFO L158 Benchmark]: Witness Parser took 0.36ms. Allocated memory is still 50.3MB. Free memory is still 28.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:32:42,721 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 50.3MB. Free memory is still 26.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:32:42,722 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.33ms. Allocated memory is still 75.5MB. Free memory was 37.0MB in the beginning and 42.7MB in the end (delta: -5.6MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2024-10-15 15:32:42,723 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.05ms. Allocated memory is still 75.5MB. Free memory was 42.7MB in the beginning and 41.8MB in the end (delta: 813.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:32:42,723 INFO L158 Benchmark]: Boogie Preprocessor took 35.03ms. Allocated memory is still 75.5MB. Free memory was 41.8MB in the beginning and 40.1MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-15 15:32:42,725 INFO L158 Benchmark]: RCFGBuilder took 389.12ms. Allocated memory is still 75.5MB. Free memory was 40.1MB in the beginning and 49.1MB in the end (delta: -9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-15 15:32:42,726 INFO L158 Benchmark]: Referee took 314.13ms. Allocated memory is still 75.5MB. Free memory was 49.1MB in the beginning and 47.0MB in the end (delta: 2.2MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2024-10-15 15:32:42,729 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 17. Annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 36. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 50. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 36. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.36ms. Allocated memory is still 50.3MB. Free memory is still 28.3MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.38ms. Allocated memory is still 50.3MB. Free memory is still 26.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.33ms. Allocated memory is still 75.5MB. Free memory was 37.0MB in the beginning and 42.7MB in the end (delta: -5.6MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 19.05ms. Allocated memory is still 75.5MB. Free memory was 42.7MB in the beginning and 41.8MB in the end (delta: 813.1kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.03ms. Allocated memory is still 75.5MB. Free memory was 41.8MB in the beginning and 40.1MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 389.12ms. Allocated memory is still 75.5MB. Free memory was 40.1MB in the beginning and 49.1MB in the end (delta: -9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Referee took 314.13ms. Allocated memory is still 75.5MB. Free memory was 49.1MB in the beginning and 47.0MB in the end (delta: 2.2MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-10-15 15:32:42,763 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...